I wonder why I've never worked for a company where the managers shared a task board with us. If you plan on answering with a 'because our tasks are too hard to

I wonder why I've never worked for a company where the managers shared a task board with us. If you plan on answering with a 'because our tasks are too hard to quantify' I would like to remind you that some people on this board implement hard to quantify things every day, so please make an effort to give realistic counter examples.